Whoopi Goldberg and Sherri Shepherd reportedly got into an argument over Sesame Street character Cookie Monster.

The View co-hosts were discussing an upcoming public service announcement that the blue muppet had filmed about the benefits of healthy eating, presented by US agriculture secretary Tom Vilsack and a talking stalk of broccoli, E! reports.

The talk became heated when Shepherd sided with the belief that childhood obesity can be linked to the influence of the cookie-gobbling Jim Henson creation over the years. She championed the change in the muppet's eating habits, which now consist of fruits and vegetables.

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However, Goldberg disagreed with that assessment and claimed that her colleague's line of reasoning was wrong, saying: "Bull! I think it's stupid! It's a puppet!"

In 2008, Goldberg played a taxi driver in US TV movie A Muppets Christmas: Letters To Santa.